1HPL_barrier(3)               HPL Library Functions              HPL_barrier(3)
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NAME

6       HPL_barrier - Barrier operation.
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SYNOPSIS

9       #include "hpl.h"
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11       int HPL_barrier( MPI_Comm COMM );
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DESCRIPTION

14       HPL_barrier  blocks  the caller until all process members have call it.
15       The  call  returns  at any process  only after all group  members  have
16       entered the call.
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ARGUMENTS

19       COMM    (global/local input)    MPI_Comm
20               The MPI communicator identifying the process collection.
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SEE ALSO

23       HPL_broadcast (3),   HPL_reduce (3),  HPL_all_reduce (3),  HPL_min (3),
24       HPL_max (3), HPL_sum (3).
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28HPL 2.1                        October 26, 2012                 HPL_barrier(3)
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